Helpers at the nest may allow mother birds to lay smaller eggs

Cooperatively breeding birds and fish may have evolved the adaptive ability to reduce the size of their eggs when helpers are available to lighten the parental load, a new study suggests. The findings indicate that in some ...

Goldman Sachs seeks patent on virtual currency

Goldman Sachs is developing a virtual currency system that aims to revolutionize securities transactions, according to a US patent application filed by the Wall Street investment bank.

Venture funding for startups still surging

Investors pumped some $32.5 billion into more than 1,800 venture-backed companies around the world in the past quarter, amid feverish interest in tech startups, a survey showed Thursday.

Twitter set to make a splash on Wall Street

Wall Street is aflutter over Twitter, set to make the most anticipated stock market debut since Facebook in a huge test for social media and the technology sector.

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